Home / 87,480,147.90-131,220,221.85-26,888,000.70

Finding the Fourth Proportional to 87,480,147.90, 131,220,221.85 and 26,888,000.70

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Solution

The fourth proportional to 87,480,147.90, 131,220,221.85 and 26,888,000.70 is: 40,332,001.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,480,147.90 : 131,220,221.85 = 26,888,000.70 : x
  2. Step 2: Convert to fraction form
    87,480,147.90/131,220,221.85 = 26,888,000.70/x
  3. Step 3: Cross multiply
    87,480,147.90x = 131,220,221.85 × 26,888,000.70
  4. Step 4: Simplify right side
    87,480,147.90x = 3,528,249,416,956,955
  5. Step 5: Solve for x
    x = 3,528,249,416,956,955/87,480,147.90
  6. Step 6: Final answer
    x = 40,332,001.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.